47608961 has 2 divisors, whose sum is σ = 47608962. Its totient is φ = 47608960.

The previous prime is 47608949. The next prime is 47608997. The reversal of 47608961 is 16980674.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31360000 + 16248961 = 5600^2 + 4031^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47608961 is a prime.

It is a super-2 number, since 2×47608961² = 4533226334999042, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (47608931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23804480 + 23804481.

It is an arithmetic number, because the mean of its divisors is an integer number (23804481).

Almost surely, 2^47608961 is an apocalyptic number.

It is an amenable number.

47608961 is a deficient number, since it is larger than the sum of its proper divisors (1).

47608961 is an equidigital number, since it uses as much as digits as its factorization.

47608961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 47608961 is about 6899.9247097342. The cubic root of 47608961 is about 362.4345305468.

The spelling of 47608961 in words is "forty-seven million, six hundred eight thousand, nine hundred sixty-one".